On Wed, 13 Nov 2024 07:23:43 +0530 Ritesh Harjani (IBM) <[email protected]> 
wrote:

> "Ritesh Harjani (IBM)" <[email protected]> writes:
> 
> > cma_init_reserved_mem() checks base and size alignment with
> > CMA_MIN_ALIGNMENT_BYTES. However, some users might call this during
> > early boot when pageblock_order is 0. That means if base and size does
> > not have pageblock_order alignment, it can cause functional failures
> > during cma activate area.
> >
> > So let's enforce pageblock_order to be non-zero during
> > cma_init_reserved_mem().
> >
> > Acked-by: David Hildenbrand <[email protected]>
> > Signed-off-by: Ritesh Harjani (IBM) <[email protected]>
> > ---
> > v2 -> v3: Separated the series into 2 as discussed in v2.
> > [v2]: 
> > https://lore.kernel.org/linuxppc-dev/[email protected]/
> >
> >  mm/cma.c | 9 +++++++++
> >  1 file changed, 9 insertions(+)
> 
> Gentle ping. Is this going into -next?

I pay little attention to anything marked "RFC".  Let me take a look.

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